Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-12-2024 01:55
Behavioral task
behavioral1
Sample
4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe
Resource
win7-20240903-en
General
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Target
4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe
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Size
1.2MB
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MD5
b0f52cda46b14ace8ffe649ad9302bb7
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SHA1
f790485af96de7bb840687c9060f46f2a24d7488
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SHA256
4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b
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SHA512
a14d0079915e7aec7986b15ec9fbb9014b1a08bfd67d68bcc89e8f29f511400db118eda39e2d397c2d7cc46d1d951876a39e32d1e32564c7043f56b7452f43a7
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtia:WIwgMEuy+inDfp3/XoCw57XYBwKa
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3488-32-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3488-33-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1380-41-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1380-40-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3468-59-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3468-63-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3468-64-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b84-17.dat family_gh0strat behavioral2/memory/3488-32-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3488-33-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1380-41-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1380-40-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3468-59-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3468-63-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3468-64-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys Ghiya.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240615265.txt" AK47.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" Ghiya.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe -
Executes dropped EXE 6 IoCs
pid Process 1584 AK47.exe 2328 AK47.exe 3488 AK74.exe 1380 Ghiya.exe 3468 Ghiya.exe 4708 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 2328 AK47.exe 3252 svchost.exe 4708 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/3304-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3304-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x0031000000023b89-55.dat vmprotect behavioral2/memory/3304-70-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3304-73-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3304-76-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3304-80-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3304-83-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3304-86-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3304-89-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\360safo = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchcst.exe" 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\240615265.txt AK47.exe File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe File created C:\Windows\SysWOW64\240615265.txt AK47.exe -
resource yara_rule behavioral2/memory/3488-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3488-32-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3488-33-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1380-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1380-41-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1380-40-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3468-59-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3468-63-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3468-64-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 10 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4812 cmd.exe 364 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 364 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3468 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3488 AK74.exe Token: SeLoadDriverPrivilege 3468 Ghiya.exe Token: 33 3468 Ghiya.exe Token: SeIncBasePriorityPrivilege 3468 Ghiya.exe Token: 33 3468 Ghiya.exe Token: SeIncBasePriorityPrivilege 3468 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 3304 wrote to memory of 1584 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 82 PID 3304 wrote to memory of 1584 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 82 PID 3304 wrote to memory of 1584 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 82 PID 3304 wrote to memory of 2328 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 83 PID 3304 wrote to memory of 2328 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 83 PID 3304 wrote to memory of 2328 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 83 PID 3304 wrote to memory of 3488 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 86 PID 3304 wrote to memory of 3488 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 86 PID 3304 wrote to memory of 3488 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 86 PID 3488 wrote to memory of 4812 3488 AK74.exe 88 PID 3488 wrote to memory of 4812 3488 AK74.exe 88 PID 3488 wrote to memory of 4812 3488 AK74.exe 88 PID 1380 wrote to memory of 3468 1380 Ghiya.exe 89 PID 1380 wrote to memory of 3468 1380 Ghiya.exe 89 PID 1380 wrote to memory of 3468 1380 Ghiya.exe 89 PID 3304 wrote to memory of 1696 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 91 PID 3304 wrote to memory of 1696 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 91 PID 3304 wrote to memory of 1696 3304 4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe 91 PID 4812 wrote to memory of 364 4812 cmd.exe 93 PID 4812 wrote to memory of 364 4812 cmd.exe 93 PID 4812 wrote to memory of 364 4812 cmd.exe 93 PID 3252 wrote to memory of 4708 3252 svchost.exe 94 PID 3252 wrote to memory of 4708 3252 svchost.exe 94 PID 3252 wrote to memory of 4708 3252 svchost.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe"C:\Users\Admin\AppData\Local\Temp\4a762ce9de20516f2d03c438a200e350262c0b70c4a7825205d66e91c5df2a8b.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3304 -
C:\Users\Admin\AppData\Local\Temp\AK47.exe"C:\Users\Admin\AppData\Local\Temp\AK47.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:1584
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2328
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C:\Users\Admin\AppData\Local\Temp\AK74.exeC:\Users\Admin\AppData\Local\Temp\\AK74.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3488 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\AK74.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4812 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:364
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:1696
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3428
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3252 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240615265.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4708
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C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:3468
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Replay Monitor
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Downloads
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Filesize
91KB
MD5423eb994ed553294f8a6813619b8da87
SHA1eca6a16ccd13adcfc27bc1041ddef97ec8081255
SHA256050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218
SHA512fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095
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Filesize
400KB
MD5b0998aa7d5071d33daa5b60b9c3c9735
SHA19365a1ff0c6de244d6f36c8d84072cc916665d3c
SHA2563080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
SHA512308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
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Filesize
92B
MD529ce53e2a4a446614ccc8d64d346bde4
SHA139a7aa5cc1124842aa0c25abb16ea94452125cbe
SHA25656225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df
SHA512b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa
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Filesize
753B
MD5821ee9ebcab46c106066423f5a1ad4b7
SHA1898faf0b42aa63812cc80f8d13ac2eb8df6ec658
SHA2568271f37bf88f06640a6c7ba764ee3976fd458397123be3ef25d5f0c02bbea118
SHA5128802a5f2dadb902bdf9c10f113c65413c9e52efcf9b784c380dcf5478ccd535565b4b729c0258927d112d6400c4507f37c7fa79408e210f82da1e041c84bef06
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Filesize
1.2MB
MD5ffddebe5f51e047a8fe9d659dfdf70ce
SHA16a22b3c8a2f5da2c6170a3a447eb07b88f309fef
SHA256b8d7089a9ffd12912d2ff1caf08a80ba28639ebc1130ec8f7587fae71487fc3f
SHA5129fa2a7c3870ac3a800536160451df54dc8fb1328c62bd59ddd3c1f34d4fab376022eea967e1714140d2cef127ba822d5941497792b207b511ca193c7c03deac2
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Filesize
49KB
MD5b199fe2c1eefe5c987061f7d14069243
SHA13be307a943cdc279b6640f29f29a3deaec0da20d
SHA25669f0b053a6ff6b83b7ba5108f4a9bc861288d611340e3a29b1af4793bc5b0f0e
SHA512a40e39cb9c13d860bd1d887956c10722ae780c671f0991882d760dda42d990343dc31dbe49b90f7d17975e020e96eae753a0f3b1a1f09f2001c483c4f2219bd9
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641